// The MIT License (MIT)

// Copyright (c) 2017-2020 Uber Technologies Inc.

// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.

package api

import (
	"context"

	"github.com/uber/cadence/common/types"
	"github.com/uber/cadence/service/frontend/validate"
)

// RefreshWorkflowTasks re-generates the workflow tasks
func (wh *WorkflowHandler) RefreshWorkflowTasks(
	ctx context.Context,
	request *types.RefreshWorkflowTasksRequest,
) error {
	if wh.isShuttingDown() {
		return validate.ErrShuttingDown
	}
	if err := wh.requestValidator.ValidateRefreshWorkflowTasksRequest(ctx, request); err != nil {
		return err
	}
	domainEntry, err := wh.GetDomainCache().GetDomain(request.GetDomain())
	if err != nil {
		return err
	}
	err = wh.GetHistoryClient().RefreshWorkflowTasks(ctx, &types.HistoryRefreshWorkflowTasksRequest{
		DomainUIID: domainEntry.GetInfo().ID,
		Request:    request,
	})
	if err != nil {
		return err
	}
	return nil
}
